When I joined the 'Over the Garden Wall' Re-animate, I put a lot of work into remaking the backgrounds of the scene, using a scratchy pen and ink aesthetic. My scenes were styled after vintage cartoons, similar to the original show, and the backgrounds worked perfectly with the characters. Read about my Re-Animated adventures here: https://www.juleswebbanimation.com/blog/my-reanimation-projects-a-few-scenes-of-things-i-done-did
(Clip Studio, Digital w/Scanned watercolour textures)